Question: What is the sourcing circumstances when Irene of Athens was born in 752?
Paraphrase: What is the sourcing conditions when Irene of Athens was conceived in 752?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q206737 p:P569 ?s . ?s ps:P569 ?x filter(contains(?x , '752-1-1')) . ?s pq:P1480 ?value}